How to Fix AuthBrokerUI.dll Missing Error (Solved)
What is AuthBrokerUI.dll?
AuthBrokerUI.dll, short for ActiveX Component Dynamic Link Library file, is a critical system component in Windows operating systems. It plays a vital role in managing authentication processes and ensuring secure interactions between applications and the user account. This file is often associated with Microsoft’s Visual C++ Redistributable packages.
Why is AuthBrokerUI.dll missing?
The absence of AuthBrokerUI.dll can occur due to various reasons, including malware infections that delete system files, accidental deletion during system clean-up, or corruption caused by software conflicts or hardware failures.
Step-by-Step Fixes:
Method 1: Reinstall Visual C++ Redistributable
- Visit the Microsoft Download Center at this link.
- Download and run the Visual C++ Redistributable package that matches your system’s architecture (x64 or x86).
- Follow the on-screen instructions to complete the installation process.
Method 2: Run SFC /scannow command
System File Checker (SFC) is a built-in Windows utility that scans for and repairs corrupted system files. To run SFC:
- Press the Windows key + X, then select “Command Prompt (Admin)” or “PowerShell (Admin)”.
- Type `sfc /scannow` and press Enter.
- Follow the on-screen instructions to complete the process.
Method 3: Update System Drivers
Outdated drivers can cause various system errors, including missing DLL files. To update your drivers:
- Press the Windows key + X, then select “Device Manager”.
- Navigate to the device for which you want to update the driver.
- Right-click on the device and select “Update Driver”.
- Choose “Search automatically for drivers” and follow the on-screen instructions.
Conclusion
The AuthBrokerUI.dll error can be a frustrating issue, but it’s often resolvable with minimal technical expertise. By following the step-by-step guides provided above, you should be able to fix the missing AuthBrokerUI.dll error and get your system back to normal.